characterisation

(noun) a graphic or vivid verbal description. Synonyms: word picture, word-painting, delineation, depiction, picture, characterization. Examples: "Too often the narrative was interrupted by long word pictures." "The author gives a depressing picture of life in poland." "The pamphlet contained brief characterizations of famous vermonters."

(noun) the act of describing distinctive characteristics or essential features. Synonyms: characterization. Example: "The media's characterization of al gore as a nerd."